| Wieting, A. M. Gas Unit G-3-151457 | White Marlin Operating Co, LLC only | Chocolate Bayou (12,000-S) | Brazoria | 1 | 883K | 17M | Jul 1994 – Aug 2016 |
| Wieting, A. M. Gas Unit G-3-235493 | Dune Operating Company only | Chocolate Bayou (Andrau) | Brazoria | 1 | 153K | 1.46M | Feb 2008 – Sep 2009 |
| I. P. Farms 366 Ac. Gas Unit G-3-167011 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou, S. (LHF-Frio) | Brazoria | 1 | 102K | 4.48M | Dec 1997 – Aug 2002 |
| I. P. Farms 366 Ac. Gas Unit G-3-204713 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou, S. (Frio 9900) | Brazoria | 1 | 102K | 259K | Apr 2004 – Jan 2025 |
| Wilson, R. K. Gas Unit No. 1 G-3-142716 | Dune Operating Company only | Chocolate Bayou (Frio R-1) | Brazoria | 1 | 98.2K | 2.81M | by Jan 1993 – Mar 1996 |
| Wieting, A. M. Gas Unit G-3-198102 | Dune Operating Company only | Chocolate Bayou ( Frio P) | Brazoria | 1 | 83.6K | 2.62M | Oct 2003 – Jul 2008 |
| Wilson, R. K. Gas Unit No. 1 G-3-158958 | Dune Operating Company only | Chocolate Bayou (12,000) | Brazoria | 1 | 66.8K | 2.33M | Mar 1996 – May 2008 |
| Wilson, R. K. Gas Unit No. 1 G-3-149511 | Texaco E & P Inc. only | Chocolate Bayou (12,000) | Brazoria | 1 | 46.3K | 1.85M | Mar 1994 – Jul 1997 |
| St. Joe Gas Unit G-3-194783 | Ipr USA Corp. only | Allen Dome (10,800) | Brazoria | 1 | 41.5K | 6.9M | Feb 2003 – Aug 2006 |
| Nold Gas Unit G-3-175960 | Brigham Oil & Gas, L.P. only | Danbury, SW. (12,690) | Brazoria | 1 | 35.3K | 3.34M | Jun 2000 – Mar 2011 |
| I. P. Farms 366 Ac. Gas Unit G-3-177445 | Rutherford Oil Corporation only | Chocolate Bayou, S. (LHF-Frio) | Brazoria | 1 | 30.7K | 1.16M | Apr 2000 – Mar 2005 |
| Sebesta Gas Unit O-3-23799 | Brigham Oil & Gas, L.P. only | Danbury Dome, West (Frio 10,500) | Brazoria | 1 | 26K | 222K | Feb 2000 – Feb 2002 |
| Zinn Gas Unit G-3-169361 | Transtexas Gas Corporation only | Danbury, South (Frio 12,300) | Brazoria | 1 | 22K | 968K | May 1998 – Jun 1999 |
| Wieting Gas Unit O-3-24408 | Enervest Operating, L.L.C. only | Chocolate Bayou, S. (S Sd.) | Brazoria | 1 | 15.7K | 55.2K | Mar 2003 – Sep 2003 |
| Wieting, A. M. Gas Unit O/A G-3-162719 | White Marlin Operating Co, LLC only | Chocolate Bayou ( Ho.fms. UP) | Brazoria | 1 | 13.8K | 637K | Apr 1997 – Nov 2005 |
| Reynolds Gas Unit "A" G-3-185601 | Sandel Operating Company only | Sweeney (11,250) | Brazoria | 1 | 13K | 1.2M | Aug 2001 – Aug 2010 |
| Wieting, A.M. Gas Unit O/A G-3-51699 | Texaco E & P Inc. only | Chocolate Bayou ( Wieting Up.) | Brazoria | 1 | 12.7K | 1.4M | by Jan 1993 – Nov 1995 |
| Clemens State Tract 8 Gas Unit G-3-161862 | Rutherford Oil Corporation only | Clemens, SE, (Frio A) | Brazoria | 1 | 11.9K | 172K | Aug 1996 – Aug 1997 |
| Wieting, A. M. Gas Unit G-3-271701 | White Marlin Operating Co, LLC only | Chocolate Bayou (12,000) | Brazoria | 1 | 10.5K | 198K | Sep 2013 – Oct 2016 |
| Marmion Gas Unit G-3-169490 | Apache Corporation only | Danbury, SW. (Nodosaria) | Brazoria | 1 | 9.92K | 647K | May 1998 – Sep 2000 |
| Wieting, A. M. Gas Unit G-3-242438 | Dune Operating Company only | Chocolate Bayou ( Wieting Up.) | Brazoria | 1 | 9.14K | 277K | Aug 2008 – Jul 2009 |
| Doherty Gas Unit G-3-229826 | Endeavor Natural Gas, LP only | Snag Lake (3RD Nodosaria) | Brazoria | 1 | 8.88K | 448K | Jun 2007 – Dec 2009 |
| Renn Gas Unit G-3-173350 | Brigham Oil & Gas, L.P. only | Danbury, SW. (Frio Lower 12550) | Brazoria | 1 | 7.1K | 2.22M | May 1999 – May 2006 |
| Wilson, R. K. Gas Unit No. 1 G-3-154058 | Texaco E & P Inc. only | Chocolate Bayou (12,000) | Brazoria | 1 | 5.24K | 269K | Feb 1995 – Sep 1995 |
| I. P. Farms 366 Acre Gas Unit G-3-191539 | Rutherford Oil Corporation only | Chocolate Bayou, S. (12900 Frio) | Brazoria | 1 | 4.91K | 144K | Sep 2002 – Mar 2004 |
| Renn Gas Unit G-3-174088 | Brigham Oil & Gas, L.P. only | Danbury, SW. (12,400-B) | Brazoria | 1 | 4.54K | 580K | Jul 1999 – Oct 2000 |
| Wieting, A. M. Gas Unit O/A G-3-156544 | Texaco E & P Inc. only | Chocolate Bayou ( Rycade) | Brazoria | 1 | 4.32K | 332K | Nov 1995 – Mar 1997 |
| Nold Gas Unit G-3-169883 | Brigham Oil & Gas, L.P. only | Danbury, S.W. (12700) | Brazoria | 1 | 4.22K | 619K | Jul 1998 – Jul 1999 |
| Reynolds Gas Unit B G-3-208872 | Sandel Operating Company only | Sweeney (11,250) | Brazoria | 1 | 3.74K | 477K | Apr 2005 – Aug 2010 |
| Drisdale Gas Unit G-3-129519 | Reunion Energy Company only | Alvin, North (8450) | Brazoria | 1 | 3.05K | 70.5K | by Jan 1993 – Aug 1993 |
| Reynolds Gas Unit "A" G-3-78076 | Sandel Energy, Inc. only | Sweeny (11600 Upper) | Brazoria | 1 | 2.4K | 119K | by Jan 1993 – Mar 2001 |
| Kopplin Gas Unit O-3-23532 | Transtexas Gas Corporation only | Danbury Dome (7625 Sand) | Brazoria | 1 | 1.83K | 36.3K | Jun 1998 – Apr 2000 |
| Wieting Gas Unit G-3-282042 | White Marlin Operating Co, LLC only | Chocolate Bayou ( Rycade) | Brazoria | 1 | 1.58K | 46.8K | Nov 2016 – Apr 2017 |
| Alvin Gas Unit G-3-254377 | Dune Operating Company only | Alvin City (10,400 Frio) | Brazoria | 1 | 1.54K | 384K | Dec 2009 – Jan 2012 |
| Wieting Gas Unit G-3-283518 | White Marlin Operating Co, LLC only | Chocolate Bayou ( Freeman) | Brazoria | 1 | 1.42K | 55.1K | Apr 2017 – Mar 2023 |
| Wieting Gas Unit G-3-263512 | Dune Operating Company only | Chocolate Bayou (12,000-S) | Brazoria | 1 | 1.23K | 44K | Sep 2010 – Jan 2011 |
| Wieting, A. M. Gas Unit O/A G-3-157758 | Dune Operating Company only | Chocolate Bayou ( Frio Upper) | Brazoria | 1 | 1.08K | 61.4K | Mar 1996 – Feb 1997 |
| Wieting Gas Unit G-3-267572 | White Marlin Operating Co, LLC only | Chocolate Bayou ( Banfield) | Brazoria | 1 | 953 | 95.7K | Jul 2012 – Aug 2016 |
| Wieting Gas Unit G-3-282056 | White Marlin Operating Co, LLC only | Chocolate Bayou ( Rycade) | Brazoria | 1 | 911 | 28.9K | Sep 2016 – Mar 2017 |
| Wilson, R.K. Gas Unit No. 1 G-3-155764 | Dune Operating Company only | Chocolate Bayou ( Banfield) | Brazoria | 1 | 861 | 262K | Oct 1995 – Nov 1996 |
| Walker-Vieman Gas Unit G-3-126417 | Zinn Petroleum Co. only | Bell Lake (9800) | Brazoria | 1 | 813 | 279K | by Jan 1993 – May 1996 |
| Drisdale Gas Unit G-3-149215 | Reunion Energy Company only | Alvin, North (8400) | Brazoria | 1 | 755 | 29.8K | Apr 1994 – Jul 1994 |
| Wilson, R. K. Gas Unit No. 1 G-3-162292 | Texaco E & P Inc. only | Chocolate Bayou ( Wieting Up.) | Brazoria | 1 | 751 | 36.7K | Mar 1997 – Jul 1997 |
| Wilson, R. K. Gas Unit No. 1 G-3-172611 | Dune Operating Company only | Chocolate Bayou ( Banfield) | Brazoria | 1 | 619 | 70K | Apr 2001 – Jul 2001 |
| Wilson, R.K. Gas Unit No. 1 G-3-162439 | Dune Operating Company only | Chocolate Bayou ( Schenck) | Brazoria | 1 | 495 | 48.8K | Feb 1997 – Jun 1997 |
| Wilson, R. K. Gas Unit No. 1 G-3-148614 | Texaco E & P Inc. only | Chocolate Bayou (Frio R-1) | Brazoria | 1 | 393 | 17.2K | Nov 1993 – Nov 1993 |
| Chenango Limited et al Gas Unit G-3-85796 | Zinn Petroleum Co. only | Chenango, West (8050) | Brazoria | 1 | 325 | 47.7K | by Jan 1993 – Jun 1996 |
| Coleman, Cleo Beth Gas Unit G-3-167783 | Edwards, Gus Co. only | Denike-Tom Phillips (9800 Frio) | Brazoria | 1 | 77 | 22K | Jan 1999 – Jan 2003 |
| Manvel Gas Unit G-3-208313 | Kelpetro, Inc. only | Manvel, W. (Miocene B) | Brazoria | 1 | 0 | 5.57K | Nov 2008 – Dec 2008 |
| St. Joe Gas Unit G-3-209773 | Ipr USA Corp. only | Wildcat | Brazoria | 1 | 0 | 0 | — |